It was well rumored, but the rumor will finally be being confirmed to be true.
According to this tweet from NY Post Marc Berman, the official announcement that the 2015 All-Star weekend will be split between Madison Square Garden in Manhattan and The Barclays Center in Brooklyn, will be made by the NBA in a press conference on Wednesday.
NBA is going to announce Wednesday the All-Star Game 2015 plans with Garden getting main event and Barclays getting prelim festivities.
— Marc Berman (@NYPost_Berman) September 24, 2013